israel bombing the gaza strip. hundreds of air strikes hitting government buildings and smuggling tunnels. defense forces firing off the so-called iron dome anti-missile system as rockets rain down on israeli cities. fivizes were wounded. it was a port city. if tel aviv. police say a hamas rocketed was destroyed in midair by the defense system, all of this as the death toll climbs on both sides with reports of 42 palestinians and 3 israelis killed so far. israeli forces continue massive building up of artillery and as many as 75,000 troops in possible for a ground invasion of the gaza strip. david lee miller is live on the front lines. david lee? >> reporter: that is right. we're short distance from the border and over my shoulder, perhaps you can make out the iron dome missile defense system. during the last several hours, israel has continued to pound the gaza strip. there have been more than 200 air strikes and there have been rocket launching sites and the prime minister and a police station. there is also a re